diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index a41d976..fa4e39a 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -9,7 +9,7 @@ jobs:
     name: deploy
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
       - uses: actions/setup-node@v3
         with:
           node-version: 16
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index fb7eb82..c13e66b 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -7,7 +7,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
       - uses: actions/setup-node@v3
         with:
           node-version: lts/*
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2853e97..98e39bd 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,7 +11,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
       - uses: actions/setup-node@v3
         with:
           cache: npm